private void button1_Click(object sender, EventArgs e)
        {

            Pr_NewMethod();
            MessageBox.Show(DateTime.Now.ToString());
            MessageBox.Show(String.Format("{0:C}", 123045.93));
           
        }

        private static void Pr_NewMethod()
        {
            int[] ARR={3,2,2};
            System.Globalization.CultureInfo cultureInfo = new System.Globalization.CultureInfo("en-US");

            System.Globalization.DateTimeFormatInfo dateTimeInfo = new System.Globalization.DateTimeFormatInfo();
            System.Globalization.NumberFormatInfo  NumberInfo = new System.Globalization.NumberFormatInfo ();

            
            dateTimeInfo.DateSeparator = "/";
            dateTimeInfo.LongDatePattern = "dd/MMM/yyyy";
            dateTimeInfo.ShortDatePattern = "dd/MM/yyyy";
            dateTimeInfo.LongTimePattern = "hh:mm:ss tt";
            dateTimeInfo.ShortTimePattern = "hh:mm tt";
            NumberInfo.CurrencySymbol = "Rs";
            NumberInfo.CurrencyDecimalDigits = 3;
            NumberInfo.CurrencyDecimalSeparator = ".";
            NumberInfo.CurrencyGroupSizes = ARR;
            NumberInfo.CurrencyGroupSeparator = ",";
            NumberInfo.PositiveInfinitySymbol = " ";
            //dateTimeInfo.SetAllDateTimePatterns = "dd/MM/yyyy,hh:mm:ss tt";
            cultureInfo.DateTimeFormat = dateTimeInfo;
            cultureInfo.NumberFormat = NumberInfo;


            Application.CurrentCulture = cultureInfo;
            Thread.CurrentThread.CurrentCulture = cultureInfo;
            Thread.CurrentThread.CurrentUICulture = cultureInfo;
        }